Sierra 18-1927 Elbow Riser for Crusader 4"

• Use with Sierra manifolds 18-1933 and 18-1929; elbow gasket 18-0309; and mounting kit 18-8523
• Replaces Crusader 97772
• Replaces 7772

For: Crusader Small Block V8 305-350 cu. in ( Models: 220 and 270 ) GM Big BLock V8 454 cu. in ( Models: CH350 and 454 XL )Use with: Manifold: 18-1925; 18-1926; 18-1933; 18-1929 Riser: 18-0305 Mounting Kit: 18-8523 Replaces OEM part # CRUSADER 97772